Perhaps you should try some spelling variations:
"hung trinh xuan slippers" » "hung trinh quan slippers", "hung trinh luan slippers", "hung trinh luat slippers", "hung thinh xuan slippers", "hung tinh xuan slippers", "chuong trinh xuan slippers", "hung trinh xuan slippery", "hung trinh xuan grippers"
"dung java java snippets" » "dung va java snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung java java snippets") or ("hung trinh xuan slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("hung trinh xuan slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( hung trinh xuan slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("hung trinh xuan slippers"))) or ("locating bug code snippets"))*.